@inproceedings{philip1971the, title={The Cauchy problem for systems in$L$_{p}and$L$_{p,α}}, author={Philip Brenner}, url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203450761540182}, booktitle={Arkiv for Matematik}, volume={11}, number={1}, pages={75-101}, year={1971}, }